"Overlap style aluminum walk ramp rests on the truck bed. Enables delivery personnel, shippers and receivers to load and unload trucks when docks are unavailable. U.S.A. Enables delivery personnel, shippers, and receivers to load and unload trucks when docks are unavailable Ramps feature a 1 1/2in. high safety curb on each side Heavy duty steel chains with steel grab hooks are attached to each side of ramp for safely securing ramp to truck Constructed of strong aluminum alloy making the ramp lightweight and easy to handle Includes non-skid tread surface for safety Overlap design rests on the truck bed"